| Id | Element | Ion | Binding family | Amino acids or nucleotide residues names | All bound residues | Is homomer | Number of bound amino acids or nucleotide residues | Number of all bound residues | Number of coordinating chains | Representative |
|---|---|---|---|---|---|---|---|---|---|---|
| 6TZR-BA-1 | BA | Ba²⁺ | G8 | DG. | DG. | ✔ | 8 | 8 | 4 | ✘ |
| 4ZBM-BA-1 | BA | Ba²⁺ | T4V4 | THR.VAL. | THR.VAL. | ✔ | 8 | 8 | 4 | ✘ |
| 7ECF-BA-1 | BA | Ba²⁺ | G8 | DG. | DG. | ✔ | 8 | 8 | 2 | ✔ |
| 7ECF-BA-2 | BA | Ba²⁺ | G8 | DG. | DG. | ✔ | 8 | 8 | 2 | ✘ |
| 7ECF-BA-3 | BA | Ba²⁺ | G8 | DG. | DG. | ✔ | 8 | 8 | 2 | ✘ |
| 7ECF-BA-4 | BA | Ba²⁺ | G8 | DG. | DG. | ✔ | 8 | 8 | 2 | ✘ |
| 4IRW-NA-1 | NA | Na⁺ | T4 | THR. | THR. | ✔ | 4 | 4 | 2 | ✔ |
| 4IRW-NA-2 | NA | Na⁺ | T4 | THR. | THR. | ✔ | 4 | 4 | 2 | ✔ |
| 5OBB-TB-1 | TB | Tb³⁺ | E3 | GLU. | GLU. | ✔ | 3 | 3 | 3 | ✘ |
| 5OBB-TB-2 | TB | Tb³⁺ | E3 | GLU. | GLU. | ✔ | 3 | 3 | 3 | ✘ |
| 5OBB-TB-3 | TB | Tb³⁺ | E3 | GLU. | GLU. | ✔ | 3 | 3 | 3 | ✘ |
| 5OBB-TB-4 | TB | Tb³⁺ | E3 | GLU. | GLU. | ✔ | 3 | 3 | 3 | ✘ |
| 5OBB-TB-5 | TB | Tb³⁺ | E3 | GLU. | GLU. | ✔ | 3 | 3 | 3 | ✘ |
| 5OBB-TB-6 | TB | Tb³⁺ | E3 | GLU. | GLU. | ✔ | 3 | 3 | 3 | ✘ |
| 5OBB-TB-7 | TB | Tb³⁺ | E3 | GLU. | GLU. | ✔ | 3 | 3 | 3 | ✘ |
| 5OBB-TB-8 | TB | Tb³⁺ | E3 | GLU. | GLU. | ✔ | 3 | 3 | 3 | ✘ |
| 6ZV9-TB-1 | TB | Tb³⁺ | E4 | GLU. | GLU.HOH. | ✔ | 4 | 5 | 2 | ✔ |
| 6Y1R-TB-1 | TB | Tb³⁺ | D2E2 | ASP.GLU. | ASP.GLU.HOH. | ✔ | 4 | 7 | 2 | ✔ |
| 6Y1R-TB-2 | TB | Tb³⁺ | D2E2 | ASP.GLU. | ASP.GLU.HOH. | ✔ | 4 | 7 | 2 | ✘ |
| 3Q8K-SM-1 | SM | Sm³⁺ | D2E1T1 | ASP.DT.GLU. | ASP.DT.GLU.HOH.OH. | ✘ | 4 | 6 | 2 | ✔ |